Horsehead Nebula by Jonathan Burnett

Target IC434 (Horsehead Nebula)

Camera SBIG STL-11000M CCD Camera

Subframe exposure 1200 seconds x 10 (3 hours & 20 minutes)

Focal Length 1043mm

Filter Hydrogen-Alpha 8nm

Telescope Astro-Physics AP 140 (140mm aperture)

Imaging Location Latitude +30:12:47.40, Longitude +081:36:04.20

Date Taken November 20, 2011 through November 25, 2011

 

ASTROMETRIC SOLUTION RESULTS

Center RA: 05h 41m 18.0s

Center Dec: -02° 21' 41.9"

Scale: 1.78 arcseconds/pixel

Size (pixels): 4008 x 2672

Angular Size: 1° 58' 50" x 1° 19' 13"

Position Angle: 261° 03' from North

RMS: 0.85 (X: 0.60 Y: 0.59)

Number of Stars Used in Solution: 382 (100%)

FWHM: 2.57 pixels, 4.57 arcseconds

 

Image Capture & Image Processing Jonathan Burnett

Done